Question: What natural feature on the Leeward Islands is also on a tributary of the Riviere Roxelane?
Paraphrase: What herbal function on the Leeward Islands is also on a tributary of the Riviere Roxelane?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q29971 wdt:P706 ?answer . ?answer wdt:P974 wd:Q5649034}
Answer: Caribbean Sea